<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="../js/vue.js"></script>
</head>

<body>
    <div id="demo">
        <h2>人员列表</h2>
        <input type="text" v-model='keyWord'>
        <ul>
            <li v-for='p in persons2'>
                {{p.name}}-{{p.age}}-{{p.gender}}
            </li>
        </ul>
    </div>
    <script>
        Vue.config.productionTip = false;

        new Vue({
            el:'#demo',
            data:{
                persons: [
                    { id: '001', name: '马冬梅', age: 19, gender: '女' },
                    { id: '002', name: '周冬雨', age: 20, gender: '女' },
                    { id: '003', name: '周杰伦', age: 21, gender: '男' },
                    { id: '004', name: '帅邓伦', age: 22, gender: '男' },
                ],
                keyWord:''
            },
            computed:{
                persons2(){
                    return this.persons.filter((person) => person.name.indexOf(this.keyWord) !== -1)
                }
            }
        })
    </script>
</body>

</html>